CoGetInterceptor

// ole32.dll
#include <windows.h>

HRESULT CoGetInterceptor(
    const GUID* iidIntercepted,
    IUnknown* punkOuter,
    const GUID* iid,
    void** ppv
);

<DllImport("ole32.dll", ExactSpelling:=True)>
Public Shared Function CoGetInterceptor(
    ByRef iidIntercepted As Guid,   ' GUID*
    punkOuter As IntPtr,   ' IUnknown*
    ByRef iid As Guid,   ' GUID*
    ppv As IntPtr   ' void** out
) As Integer
End Function

' iidIntercepted : GUID*
' punkOuter : IUnknown*
' iid : GUID*
' ppv : void** out
Declare PtrSafe Function CoGetInterceptor Lib "ole32" ( _
    ByVal iidIntercepted As LongPtr, _
    ByVal punkOuter As LongPtr, _
    ByVal iid As LongPtr, _
    ByVal ppv As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CoGetInterceptor = ctypes.windll.ole32.CoGetInterceptor
CoGetInterceptor.restype = ctypes.c_int
CoGetInterceptor.argtypes = [
    ctypes.c_void_p,  # iidIntercepted : GUID*
    ctypes.c_void_p,  # punkOuter : IUnknown*
    ctypes.c_void_p,  # iid : GUID*
    ctypes.c_void_p,  # ppv : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ole32.dll')
CoGetInterceptor = Fiddle::Function.new(
  lib['CoGetInterceptor'],
  [
    Fiddle::TYPE_VOIDP,  # iidIntercepted : GUID*
    Fiddle::TYPE_VOIDP,  # punkOuter : IUnknown*
    Fiddle::TYPE_VOIDP,  # iid : GUID*
    Fiddle::TYPE_VOIDP,  # ppv : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ole32")]
extern "system" {
    fn CoGetInterceptor(
        iidIntercepted: *const GUID,  // GUID*
        punkOuter: *mut core::ffi::c_void,  // IUnknown*
        iid: *const GUID,  // GUID*
        ppv: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ole32.dll")]
public static extern int CoGetInterceptor(ref Guid iidIntercepted, IntPtr punkOuter, ref Guid iid, IntPtr ppv);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ole32_CoGetInterceptor' -Namespace Win32 -PassThru
# $api::CoGetInterceptor(iidIntercepted, punkOuter, iid, ppv)

#uselib "ole32.dll"
#func global CoGetInterceptor "CoGetInterceptor" sptr, sptr, sptr, sptr
; CoGetInterceptor varptr(iidIntercepted), punkOuter, varptr(iid), ppv   ; 戻り値は stat
; iidIntercepted : GUID* -> "sptr"
; punkOuter : IUnknown* -> "sptr"
; iid : GUID* -> "sptr"
; ppv : void** out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "ole32.dll"
#cfunc global CoGetInterceptor "CoGetInterceptor" var, sptr, var, sptr
; res = CoGetInterceptor(iidIntercepted, punkOuter, iid, ppv)
; iidIntercepted : GUID* -> "var"
; punkOuter : IUnknown* -> "sptr"
; iid : GUID* -> "var"
; ppv : void** out -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT CoGetInterceptor(GUID* iidIntercepted, IUnknown* punkOuter, GUID* iid, void** ppv)
#uselib "ole32.dll"
#cfunc global CoGetInterceptor "CoGetInterceptor" var, intptr, var, intptr
; res = CoGetInterceptor(iidIntercepted, punkOuter, iid, ppv)
; iidIntercepted : GUID* -> "var"
; punkOuter : IUnknown* -> "intptr"
; iid : GUID* -> "var"
; ppv : void** out -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	ole32 = windows.NewLazySystemDLL("ole32.dll")
	procCoGetInterceptor = ole32.NewProc("CoGetInterceptor")
)

// iidIntercepted (GUID*), punkOuter (IUnknown*), iid (GUID*), ppv (void** out)
r1, _, err := procCoGetInterceptor.Call(
	uintptr(iidIntercepted),
	uintptr(punkOuter),
	uintptr(iid),
	uintptr(ppv),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CoGetInterceptor(
  iidIntercepted: PGUID;   // GUID*
  punkOuter: Pointer;   // IUnknown*
  iid: PGUID;   // GUID*
  ppv: Pointer   // void** out
): Integer; stdcall;
  external 'ole32.dll' name 'CoGetInterceptor';

result := DllCall("ole32\CoGetInterceptor"
    , "Ptr", iidIntercepted   ; GUID*
    , "Ptr", punkOuter   ; IUnknown*
    , "Ptr", iid   ; GUID*
    , "Ptr", ppv   ; void** out
    , "Int")   ; return: HRESULT

●CoGetInterceptor(iidIntercepted, punkOuter, iid, ppv) = DLL("ole32.dll", "int CoGetInterceptor(void*, void*, void*, void*)")
# 呼び出し: CoGetInterceptor(iidIntercepted, punkOuter, iid, ppv)
# iidIntercepted : GUID* -> "void*"
# punkOuter : IUnknown* -> "void*"
# iid : GUID* -> "void*"
# ppv : void** out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。